forked from Minki/linux
aa9588741d
Uptodate.c now knows about read-ahead buffers. Use some more aggressive logic in ocfs2_readdir(). The two functions which currently use directory read-ahead are ocfs2_find_entry() and ocfs2_readdir(). Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* -*- mode: c; c-basic-offset: 8; -*-
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* vim: noexpandtab sw=8 ts=8 sts=0:
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*
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* uptodate.h
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*
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* Cluster uptodate tracking
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*
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* Copyright (C) 2002, 2004, 2005 Oracle. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef OCFS2_UPTODATE_H
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#define OCFS2_UPTODATE_H
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int __init init_ocfs2_uptodate_cache(void);
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void exit_ocfs2_uptodate_cache(void);
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void ocfs2_metadata_cache_init(struct inode *inode);
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void ocfs2_metadata_cache_purge(struct inode *inode);
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int ocfs2_buffer_uptodate(struct inode *inode,
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struct buffer_head *bh);
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void ocfs2_set_buffer_uptodate(struct inode *inode,
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struct buffer_head *bh);
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void ocfs2_set_new_buffer_uptodate(struct inode *inode,
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struct buffer_head *bh);
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void ocfs2_remove_from_cache(struct inode *inode,
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struct buffer_head *bh);
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int ocfs2_buffer_read_ahead(struct inode *inode,
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struct buffer_head *bh);
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#endif /* OCFS2_UPTODATE_H */
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